Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Assets
Fixed maturities, at fair value (amortized cost of $8,535.5 and $8,294.5)	$ 8,015.4	$ 7,985.3
Equity securities, at fair value	137.4	130.9
Other investments	794.4	796.9
Total investments	8,947.2	8,913.1
Cash and cash equivalents	264.6	316.1
Accrued investment income	57.9	58.2
Premiums and accounts receivable, net	1,739.5	1,705.6
Reinsurance recoverable on paid and unpaid losses and unearned premiums	1,999.8	2,056.1
Deferred acquisition costs	619.3	620.8
Deferred income tax asset	180.2	173.3
Goodwill	178.8	178.8
Other assets	521.4	504.0
Assets of discontinued businesses	85.4	86.6
Total assets	14,594.1	14,612.6
Liabilities
Loss and loss adjustment expense reserves	7,331.1	7,308.1
Unearned premiums	3,104.9	3,102.5
Expenses and taxes payable	679.1	775.9
Reinsurance premiums payable	61.6	64.3
Debt	783.4	783.2
Liabilities of discontinued businesses	111.3	113.0
Total liabilities	12,071.4	12,147.0
Commitments and contingencies
Shareholders’ Equity
Preferred stock, par value $0.01 per share; 20.0 million shares authorized; none issued
Common stock, par value $0.01 per share; 300.0 million shares authorized; 60.5 million shares issued	0.6	0.6
Additional paid-in capital	1,941.3	1,939.2
Accumulated other comprehensive loss	(548.9)	(517.2)
Retained earnings	2,993.9	2,909.4
Treasury stock at cost (24.7 million and 24.9 million shares)	(1,864.2)	(1,866.4)
Total shareholders’ equity	2,522.7	2,465.6
Total liabilities and shareholders’ equity	$ 14,594.1	$ 14,612.6